Address more trivial review comments

src/yuzu/game_list.cpp

@@ -83,7 +83,7 @@ void GameListSearchField::setFilterResult(int visible, int total) {
     label_filter_result->setText(tr("%1 of %n result(s)", "", total).arg(visible));
 }
 
-QString GameList::getLastFilterResultItem() {
+QString GameList::getLastFilterResultItem() const {
     QStandardItem* folder;
     QStandardItem* child;
     QString file_path;
@@ -389,7 +389,7 @@ void GameList::ValidateEntry(const QModelIndex& item) {
     }
 }
 
-bool GameList::isEmpty() {
+bool GameList::isEmpty() const {
     for (int i = 0; i < item_model->rowCount(); i++) {
         const QStandardItem* child = item_model->invisibleRootItem()->child(i);
         const auto type = static_cast<GameListItemType>(child->type());
@@ -426,10 +426,7 @@ void GameList::DonePopulating(QStringList watch_list) {
     const int folder_count = tree_view->model()->rowCount();
     int children_total = 0;
     for (int i = 0; i < folder_count; ++i) {
-        int children_count = item_model->item(i, 0)->rowCount();
-        for (int j = 0; j < children_count; ++j) {
-            ++children_total;
-        }
+        children_total += item_model->item(i, 0)->rowCount();
     }
     search_field->setFilterResult(children_total, children_total);
     if (children_total > 0) {
@@ -546,7 +543,7 @@ void GameList::AddPermDirPopup(QMenu& context_menu, QModelIndex selected) {
         // find the indices of the items in settings and swap them
         UISettings::values.game_dirs.swap(
             UISettings::values.game_dirs.indexOf(game_dir),
-            UISettings::values.game_dirs.indexOf(*selected.sibling(selected.row() + 1, 0)
+            UISettings::values.game_dirs.indexOf(*selected.sibling(row + 1, 0)
                                                       .data(GameListDir::GameDirRole)
                                                       .value<UISettings::GameDir*>()));
         // move the treeview items
@@ -673,9 +670,7 @@ void GameList::RefreshGameDirectory() {
 }
 
 GameListPlaceholder::GameListPlaceholder(GMainWindow* parent) : QWidget{parent} {
-    this->main_window = parent;
-
-    connect(main_window, &GMainWindow::UpdateThemedIcons, this,
+    connect(parent, &GMainWindow::UpdateThemedIcons, this,
             &GameListPlaceholder::onUpdateThemedIcons);
 
     layout = new QVBoxLayout;

src/yuzu/game_list.h

@@ -8,6 +8,7 @@
 #include <QHBoxLayout>
 #include <QLabel>
 #include <QLineEdit>
+#include <QList>
 #include <QModelIndex>
 #include <QSettings>
 #include <QStandardItem>
@@ -24,8 +25,6 @@
 
 class GameListWorker;
 class GameListSearchField;
-template <typename>
-class QList;
 class GameListDir;
 class GMainWindow;
 
@@ -56,11 +55,11 @@ public:
                       FileSys::ManualContentProvider* provider, GMainWindow* parent = nullptr);
     ~GameList() override;
 
-    QString getLastFilterResultItem();
+    QString getLastFilterResultItem() const;
     void clearFilter();
     void setFilterFocus();
     void setFilterVisible(bool visibility);
-    bool isEmpty();
+    bool isEmpty() const;
 
     void LoadCompatibilityList();
     void PopulateAsync(QList<UISettings::GameDir>& game_dirs);
@@ -135,7 +134,6 @@ protected:
     void mouseDoubleClickEvent(QMouseEvent* event) override;
 
 private:
-    GMainWindow* main_window = nullptr;
     QVBoxLayout* layout = nullptr;
     QLabel* image = nullptr;
     QLabel* text = nullptr;

src/yuzu/game_list_p.h

@@ -228,13 +228,13 @@ public:
                     .pixmap(icon_size)
                     .scaled(icon_size, icon_size, Qt::IgnoreAspectRatio, Qt::SmoothTransformation),
                 Qt::DecorationRole);
-            setData("Installed Titles", Qt::DisplayRole);
+            setData(QObject::tr("Installed Titles"), Qt::DisplayRole);
             break;
         case GameListItemType::SystemDir:
             setData(QIcon::fromTheme("chip").pixmap(icon_size).scaled(
                         icon_size, icon_size, Qt::IgnoreAspectRatio, Qt::SmoothTransformation),
                     Qt::DecorationRole);
-            setData("System Titles", Qt::DisplayRole);
+            setData(QObject::tr("System Titles"), Qt::DisplayRole);
             break;
         case GameListItemType::CustomDir:
             const QString icon_name = QFileInfo::exists(game_dir->path)
@@ -266,7 +266,7 @@ public:
                     .pixmap(icon_size)
                     .scaled(icon_size, icon_size, Qt::IgnoreAspectRatio, Qt::SmoothTransformation),
                 Qt::DecorationRole);
-        setData("Add New Game Directory", Qt::DisplayRole);
+        setData(QObject::tr("Add New Game Directory"), Qt::DisplayRole);
     }
 
     int type() const override {
@@ -292,9 +292,6 @@ public:
     void clear();
     void setFocus();
 
-    int visible;
-    int total;
-
 private:
     class KeyReleaseEater : public QObject {
     public:
@@ -308,6 +305,9 @@ private:
         // EventFilter in order to process systemkeys while editing the searchfield
         bool eventFilter(QObject* obj, QEvent* event) override;
     };
+    int visible;
+    int total;
+
     QHBoxLayout* layout_filter = nullptr;
     QTreeView* tree_view = nullptr;
     QLabel* label_filter = nullptr;

src/yuzu/main.cpp

@@ -1314,10 +1314,10 @@ void GMainWindow::OnGameListOpenDirectory(const QString& directory) {
     if (directory == QStringLiteral("INSTALLED")) {
         // TODO: Find a better solution when installing files to the SD card gets implemented
         path = QString::fromStdString(FileUtil::GetUserPath(FileUtil::UserPath::NANDDir) +
-                                      std::string("user/Contents/registered"));
+                                      "user/Contents/registered");
     } else if (directory == QStringLiteral("SYSTEM")) {
-        path = QString::fromStdString(FileUtil::GetUserPath(FileUtil::UserPath::NANDDir).c_str() +
-                                      std::string("system/Contents/registered"));
+        path = QString::fromStdString(FileUtil::GetUserPath(FileUtil::UserPath::NANDDir) +
+                                      "system/Contents/registered");
     } else {
         path = directory;
     }